March 27, 2000 Volume 9 No. 2 Update on Pest Management and Crop Development
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Current DD accumulations |
43°F |
50°F |
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(Geneva 1/1-3/27): |
138 |
57 |
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(Geneva 1/1-3/27/99): |
32 |
6.5 |
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(Geneva "Normal"): |
50 |
21 |
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(Highland 1/1-3/27): |
148 |
58 |
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Coming Events: |
Ranges: |
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Green fruitworm 1st catch |
41-143 |
9-69 |
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Pear psylla adults active |
2-121 |
0-49 |
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Pear psylla 1st oviposition |
25-147 |
1-72 |
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McIntosh at silver tip |
56-137 |
17-58 |
| Phenologies | |
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Silver Tip |
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Green Tip |
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Swollen Bud |
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Early Green Tip |
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Highland (Dick Straub, Peter Jentsch): |
3/20 |
3/27 |
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Green Fruitworm |
0.0 |
1.4* |
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Spotted Tentiform Leafminer |
0.0 |
0.5* |
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Pear Psylla (eggs/100 buds) |
3.0* |
42.0 |
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* = 1st catch
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Highland: |
Pear Psylla eggs observed. |
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Green Fruitworm and Redbanded Leafroller beginning to fly. |